Tagged Questions

GDAL (Geospatial Data Abstraction Library) is an open source translator library & set of command-line utilities for processing raster spatial data formats. As a library, it presents a single abstract data model to the calling application for all supported formats. It also comes with a variety of ...

I downloaded some Wikimapia data using the wikimapia.api. Everything is A-OK since I've opened this in Google Earth and everything is in place. However, I need to turn it into a shapefile, or get the ...

I'm trying discover how to read the time:unit variable information information from a netCDF file and have run out of ideas. Without this info i cannot auto-magically process the files by date (which ...

I am developing application in python and I use the osgeo gdal/ogr python bindings for gdal, but its not clear to me what exactly is the difference between the gdal/ogr in python and the gdal library ...

I am developing a code to process a geotiff image. But firsly I need to crop a geotiff image preserving its metadata (projection...) in C++. My idea it's to provide the corners and the geotiff image ...

I am attempting to warp a GTiff from a lat/lon projection to a higher (~2x) resolution Polar Stereographic grid.
In the output GTiff any cells north of 64 deg lat become NaN instead of their actual ...

I need shapes of admin regions as GeoJSON (Multi)Polygons. After looking for an appropriate source for way too long, I found this NE Admin 1 dataset.
Using ogr2ogr to convert the data to GeoJSON, I ...

I am trying to code gdal_polygonize source.png -f "GeoJSON" destination.geojson with the java-bindings of gdal. I don't know how to make gdal.Polygonize(...) create the "DN"-Fields one obtains when ...

I was a little surprised to see the output of a .jpg file when gdalinfo said it had overviews.
Can jpegs really have overviews or what does this mean? Can they be removed to reduce file size?
Image ...

I would like to use gdal_polygonize and gdalinfo in java.
This site says: "Note that OSGeo4W includes a gdal-java package and a Java runtime making it fairly easily to build local Java applications ...